Estudo da toxidade de flores do pereiro sobre abelhas operárias africanizadas.

Abstract

This research was conducted to evaluate the toxic effect of macerated flower plant family Apocynaceae provided to honeybees under controlled conditions. Each plant was weighed unto three different fractions, namely (0.25%, 0.50% and 1.0%) and added to the "candy" and water. For statistical analysis, we used the non-parametric test Log Rank test, comparing the survival curves. We measured the average mortality was assessed and the presence of the toxic effect of macerated flowers pereiro (Aspidosperma pyrifolium Mart.), The average mortality ranged from 12 to 15 days. The results showed that these flowers macerated in 1.00% concentration provides early death of worker bees.